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SUM using two attributes

rahull agarwal
Ranch Hand

Joined: Dec 20, 2010
Posts: 31

My table has two columns amount and amountEstimated.

I would like to get a sum of the money using following logic.

If (amount == null) use amountEstimated
Else use amount.

How do I write a SQL for this?

Thanks so much for your help
Paul Clapham

Joined: Oct 14, 2005
Posts: 19672

That depends on what database you are using. Here is a page which gives examples for a couple of the more common databases.
I agree. Here's the link:
subject: SUM using two attributes
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